Montana August Weather

Montana weather averages and all-time records in the month of August from 1991–2020 based on data made available by the NOAA.

State:

Month:

Montana Cities

August weather averages for various places in Montana, from 1991–2020.

City	Average (°F)		Record (°F)		Monthly (inches)
City	High	Low	High	Low	Precipitation	Snow
Anaconda	81.4	46.2	102	23	1.3	0.2
Billings	85.8	57.5	107	28	0.9	0.0
Bozeman	82.5	50.2	100	26	1.3	0.1
Butte	80.0	43.8	99	23	1.2	n/a
Conrad	81.6	49.4	105	20	1.0	0.3
Cut Bank	79.2	48.3	107	25	0.9	n/a
Dillon	82.2	47.8	101	25	0.8	n/a
Glasgow	84.8	55.9	111	28	1.3	0.0
Glendive	87.7	56.9	113	32	1.5	0.0
Great Falls	83.2	50.8	106	30	1.2	0.3
Hamilton	84.2	48.7	103	19	0.8	n/a
Hardin	90.2	54.5	109	30	0.7	0.0
Havre	84.8	51.8	111	27	0.9	0.0
Helena	84.8	52.5	105	28	1.0	0.3
Kalispell	81.9	46.3	105	30	0.8	0.0
Livingston	85.6	48.6	105	28	1.0	n/a
Miles City	87.8	58.4	110	34	0.9	n/a
Missoula	85.0	50.2	105	25	0.8	0.0
Opheim	79.2	48.0	105	22	1.1	0.0
Red Lodge	79.0	49.5	98	22	1.0	0.0
West Glacier	80.2	47.7	100	26	1.2	0.0
West Yellowstone	78.5	38.0	96	15	1.0	n/a